<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
	<form action="login.do" method="POSt">
		<c:set var="a1" value="账号不存在"/>
		<c:set var="a2" value="密码错误"/>
		用户名:<input type="text" name="account">
		<c:if test=a1>
			${msg}
		</c:if>
		<br>
		密码:<input type="password" name="password">
		<c:if test=a2>
			${msg}
		</c:if>
		<br>
		<input type="submit" value="登录">
	</form>
</body>
</html>